Tag Archives: Exchange Server

New Office and new Exchange Server in 2021

[German]During Ignite 2020, which has just been launched as a virtual conference, Microsoft has announced a new Office for Windows and Mac for 2021, as well as giving initial indications of a new Exchange Server. Advertising

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Exchange Server: Remote Code Execution Vulnerability CVE-2020-16875

[German]Administrators of Microsoft Echange Server should take care of patching the remote code execution vulnerability CVE-2020-16875. The details or exploits have now been published. But patches has been available since September 8, 2020. Advertising

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June 2020 Exchange Server quarterly update available

[German]On June 16, 2020, Microsoft released the quarterly update June 2020 for Exchange Server 2016 and Exchange Server 2019. This is a cumulative update that includes bugs reported by customers and the security updates that have been applied so far. … Continue reading

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Exchange Server 2013: Issue with Security Update KB4536988

[German]When you install security update KB4536988 (Feb. 2020) to close the vulnerability CVE-2020-0688, Exchange Server 2013 may experience an issue that was described a year ago in Exchange Server 2016. Advertising

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Attack to unpatched Exchange Servers (CVE-2020-0688)

[German]Attention Exchange Server Administrators – Cyber criminals are currently scanning the Internet for unpatched Exchange installations to exploit vulnerability CVE-2020-0688. Advertising

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Exchange Server 2013 Mail issues after Feb. 2020 Update

[German]A German blog reader contacted me yesterday and mentioned a serious issue he had with an Exchange Server 2013 after installing the latest February 2020 updates. After update installation Mails were accepted, but no longer sorted into the users’ mailboxes. … Continue reading

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Jan. 2019 Security Update KB4471389 kills Exchange Server

[German]In January 2019, Microsoft released the KB4471389 security update for Exchange Server 2013, 2016, and 2019. On some systems, however, the update causes installation errors, which may render the Exchange Server unusable.  Advertising

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Vulnerability in Exchange Server 2010-2019

[German]From version 2010 to 2019 there is a vulnerability in Exchange Server, which should be fixed by an update sometime. However, you can deactivate the vulnerability via a registry entry – which has consequences. Addendum: In January 2019 a Proof … Continue reading

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Exchange Server: Active Sync client has connect/sync issues

[German]Microsoft addresses synchronization issues with Active Sync in connection with Exchange server environments in a recent KB article. Here is some information that might be helpful for Exchange administrators. Advertising

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